DG450-2 (Single-phase)

  • Overview
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  • Four-stroke-cycle gas engine combines consistent performance and excellent fuel economy with minimum weight
  • Generator

  • Matched to the performance and output characteristics of Cat engines
  • Industry leading mechanical and electrical design
  • Industry leading motor starting capabilities
  • High Efficiency
  • Cat EMCP Control Panel

    The EMCP controller features the reliability and durability you have come to expect from your Cat equipment. EMCP4 is a scalable control platform designed to ensure reliable generator set operation, providing extensive information about power output and engine operation. EMCP4 systems can be further customized to meet your needs through programming and expansion modules.

    Design Criteria

  • The generator set facilitates compliance with NFPA 110 and meets ISO 8528-5 requirements for transient response
  • Cooling system designed to operate in 50˚C/122˚F ambient temperatures with an air flow restriction of 0.5 in. water
  • UL 2200 / CSA
     - Optional

  • UL 2200 listed packages
  • CSA Certified
  • Certain restrictions may apply.
  • Consult with your Cat® Dealer.
  • Worldwide Product Support

    Cat dealers provide extensive post-sale support including maintenance and repair agreements. Cat dealers have over 1,800 dealer branch stores operating in 200 countries.

    Generator Set Specifications
    Voltage 120/208, 120/240, 277/480, 346/600 VAC
    Frequency 60 Hz
    Emissions/Fuel Strategy U.S. EPA Certified for Stationary Emergency Application
    Engine Specifications
    Engine Model G21.9L V12, 4-Cycle, Spark -Ignited
    Generator Sets Specifications
    Displacement 21.9 l (1336.42 )
    Engine Specifications
    Fuel System Carburetor, Down Draft
    Generator Set Specifications
    Fuel Type Natural Gas
    Speed 1800 rpm
    Engine Specifications
    Aspiration Turbocharged - Aftercooled
    Governor Type Electronic
    Generator Sets Specifications
    Compression Ratio (10.1 )
    Engine Specifications
    Bore 128 mm (5.03 in)
    Stroke 142 mm (5.6 in)
    Generator Set Dimensions
    Length 3923 mm (154.4 in)
    Width 1803 mm (71 in)
    Height 1702 mm (67 in)
    Weight 3753 kg (8274 lb)

    Standard Equipment

    • Cooling
      • Closed coolant recovery system
      • Factory-installed radiator
      • 50/50 Ethylene glycol antifreeze
    • Fuel
      • Primary and secondary fuel shut-off
      • Fuel pressure test po
      • Low fuel pressure switch
    • Generator
      • Class H insulation material
      • Permanent magnet excitation
      • Full load capacity alternator
    • Controls
      • EMCP 4.2 Series generator set controller
    • Mounting
      • Vibration isolaton (puck type)
    • Electric Starting and/or Prelube
      • Engine electrical system
      • Solenoid activated starter motor
      • Battery cables
    • Electric Power – Package Serial Number Prefix
      • Battery charging alternator

    Optional Equipment

    • Generator
      • Shunt trip and auxiliary contact breaker
      • Thermal magnetic or electronic trip MCCBs
      • Anti-condensation heater

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